Heel insert



FIG. 1 is a top perspective view of a right heel insert showing my newdesign, the left heel insert being a mirror image thereto;

FIG. 2 is a bottom perspective view of a right heel insert thereof, theleft heel insert being a mirror image thereto;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a front elevational view thereof; and,

FIG. 8 is a back elevational view thereof.

Portions of the heel insert shown in broken lines in the figures showunclaimed subject matter and form no part of the claimed design. Theleft heel insert is a mirror image of the right heel insert shown inFIGS. 1-8.

CLAIM The ornamental design for a heel insert, substantially as shownand described.